Diamond Certified
click here to see how we earned it
 
Business Hours are 8:00 AM to 5:00 PM Mon. - Sat. (Closed the 3rd Tuesday morning of each month for training)
A-1 Guaranteed Heating & Air, Inc.
CA license # 719381
1768 Broadway, Vallejo, CA 94589 (See map below)
TOLL FREE : (888) 421-2473
Vallejo : (707) 645-0734
Fairfield : (707) 421-8782
Contra Costa : (925) 609-8800
FAX : (707) 649-2701
Service and Maintenance
Krissyh@A-1Guaranteed.com
For a free estimate on new equipment
estimate@A-1Guaranteed.com
Marketing & Personnel
Krissyh@A-1Guaranteed.com
 

We have a variety of financing options available, depending on your personal needs.

Financing provided by Wells Fargo Financial National Bank, a subsidiary of Wells Fargo Financial. *Wells Fargo Financial is an affiliate of Wells Fargo Bank, N.A.

Seasonal rebates are available through Trane & PG&E with the purchase of high efficiency equipment.

A Home Projects Visa credit card is an easy and convenient way to pay for your Home Projects Visa purchases. Plus, as a Home Projects Visa cardholder you can enjoy exclusive special benefits throughout the year.



The PowerSaver loan is a program backed by the FHA to help homeowners make energy-efficient retrofits. PowerSaver loans offer the potential to lower your energy bills, reduce greenhouse gas emissions, increase the value of your home, and save money... all at the same time!

» Call and ask our friendly staff what is available for you!